314214140 has 24 divisors (see below), whose sum is σ = 681136512. Its totient is φ = 121631040.

The previous prime is 314214097. The next prime is 314214149. The reversal of 314214140 is 41412413.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314214149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252779 + ... + 254018.

It is an arithmetic number, because the mean of its divisors is an integer number (28380688).

Almost surely, 2^314214140 is an apocalyptic number.

It is an amenable number.

314214140 is an abundant number, since it is smaller than the sum of its proper divisors (366922372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

314214140 is a wasteful number, since it uses less digits than its factorization.

314214140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506837 (or 506835 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 314214140 is about 17726.0864265071. The cubic root of 314214140 is about 679.8429135413.

Adding to 314214140 its reverse (41412413), we get a palindrome (355626553).

The spelling of 314214140 in words is "three hundred fourteen million, two hundred fourteen thousand, one hundred forty".